11. The prohibitions in regulations 5, 6, 7 and 10 shall not apply in relation to —
(a)products produced and packaged outside the United Kingdom if the packaging indicates the country of origin and they remain in their original packaging; or
(b)products which are —
(i)produced in an establishment approved by the National Assembly from pre-processed products originating outside the United Kingdom which, since introduction into the United Kingdom have been transported, stored and processed separately from products not destined for export; and
(ii)accompanied by a commercial document or official certificate as required by these Regulations.